AI ToolsJul 30, 2026, 12:00 AM

How avatarin built a 24/7 retail agent with GPT-Realtime

30-second summary

Avatarin implemented OpenAI's GPT-Realtime API for Yamada Denki, enabling 24/7 multilingual customer support. The pilot saw 30,000 users with 92% positive feedback.

TickrWire
How avatarin built a 24/7 retail agent with GPT-Realtime
Key takeaways
  • Avatarin used GPT-Realtime API for Yamada Denki's support.
  • The voice agent handled 30,000 users in two weeks.
  • 92% of users provided positive feedback on the service.
  • The system supports multilingual interactions 24/7.
Full story

Avatarin has deployed a customer service agent powered by OpenAI's GPT-Realtime API for the Japanese electronics retailer Yamada Denki. This implementation allows the system to handle voice interactions natively, providing seamless support without relying on text-based intermediaries.

The agent operates around the clock and offers multilingual capabilities, addressing the needs of diverse shoppers. During a two-week pilot period, the system engaged with 30,000 users, demonstrating significant scalability and reliability in a busy retail environment.

Feedback from the pilot indicates strong user acceptance, with 92% of survey responses rating the experience positively. This case study highlights the practical utility of low-latency voice AI for improving customer service operations in physical retail spaces.

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Why this matters
Developers

Shows a concrete production implementation of the GPT-Realtime API.

Businesses

Demonstrates ROI and customer satisfaction potential for voice AI in retail.

Everyone

Illustrates how AI is changing in-store shopping experiences.

Glossary
GPT-Realtime
An OpenAI API optimized for low-latency, speech-to-speech conversational AI.
Sources · 1
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